BR7808448A - Processo para a preparacao de 3-piridazonas - Google Patents

Processo para a preparacao de 3-piridazonas

Info

Publication number
BR7808448A
BR7808448A BR7808448A BR7808448A BR7808448A BR 7808448 A BR7808448 A BR 7808448A BR 7808448 A BR7808448 A BR 7808448A BR 7808448 A BR7808448 A BR 7808448A BR 7808448 A BR7808448 A BR 7808448A
Authority
BR
Brazil
Prior art keywords
pyridazones
preparation
Prior art date
Application number
BR7808448A
Other languages
English (en)
Portuguese (pt)
Inventor
W Mueller
Original Assignee
Hoechst Ag
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hoechst Ag filed Critical Hoechst Ag
Publication of BR7808448A publication Critical patent/BR7808448A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D237/00—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings
    • C07D237/02—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings not condensed with other rings
    • C07D237/06—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members
    • C07D237/10—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D237/14—Oxygen atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
BR7808448A 1977-12-24 1978-12-22 Processo para a preparacao de 3-piridazonas BR7808448A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19772757923 DE2757923A1 (de) 1977-12-24 1977-12-24 Verfahren zur herstellung von 3-pyridazonen

Publications (1)

Publication Number Publication Date
BR7808448A true BR7808448A (pt) 1979-08-21

Family

ID=6027216

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7808448A BR7808448A (pt) 1977-12-24 1978-12-22 Processo para a preparacao de 3-piridazonas

Country Status (6)

Country Link
US (1) US4255571A (de)
EP (1) EP0002719B1 (de)
AT (1) AT366036B (de)
BR (1) BR7808448A (de)
CA (1) CA1111039A (de)
DE (2) DE2757923A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58162577A (ja) * 1982-03-19 1983-09-27 Sankyo Co Ltd ６−フエニルピリダジノン化合物の製造法
DK159431C (da) * 1984-05-10 1991-03-18 Byk Gulden Lomberg Chem Fab 6-phenyl-3(2h)-pyridazinoner, fremgangsmaade til fremstilling deraf, laegemidler indeholdende disse samt anvendelse af forbindelserne til fremstilling af laegemidler
CN1038249C (zh) * 1991-08-28 1998-05-06 罗姆和哈斯公司 含有二氢哒嗪酮及其相关化合物的杀菌组合物

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1570521A (de) * 1967-02-10 1969-06-13
US3481987A (en) * 1967-08-14 1969-12-02 Union Oil Co Removal of oxygen impurity from carbon monoxide
US3522269A (en) * 1967-09-13 1970-07-28 Cilag Chemie Dehydrogenation of pyrrolidine to pyrrole

Also Published As

Publication number Publication date
EP0002719A3 (en) 1979-07-25
CA1111039A (en) 1981-10-20
EP0002719B1 (de) 1981-06-24
DE2860809D1 (en) 1981-10-01
DE2757923A1 (de) 1979-06-28
ATA921378A (de) 1981-07-15
EP0002719A2 (de) 1979-07-11
AT366036B (de) 1982-03-10
US4255571A (en) 1981-03-10

Similar Documents

Publication Publication Date Title
BR7803299A (pt) Processo para a manufatura de tetrafluoretano
BR7704322A (pt) Processo para a preparacao de metil-tercio-butileter
BR7705457A (pt) Processo para a preparacao de poliuretanoureias
BR7808435A (pt) Processo para a formacao de nitrodiarilamina
BR7802426A (pt) Processo para a preparacao de acidos de poli-eter-amidas
BR7808444A (pt) Processo para a formacao de nitrodiarilamina
BR7706236A (pt) Processo para a preparacao de um meta-fenoxi-benzaldeido
BR7803838A (pt) Processo para a preparacao de alumossilicatos
BR7806690A (pt) Processo para a preparacao de para-alquilfenois
BR7802091A (pt) Processo para a preparacao de guanidina
BR7800587A (pt) Processo para a preparacao de pecas compostas
BR7802114A (pt) Processo para a preparacao de ciclobutanonas
BR7805685A (pt) Processo para a preparacao de p-benzoquinonodicetais
BR7807039A (pt) Processo para a preparacao de halogenovinil-gama-butirolactonas
BR7702207A (pt) Processo para a preparacao de alquiltiometilfenois
BR7805873A (pt) Processo para a preparacao de tetrahidrofurano-2-onas halogeneo-vinil-substituidas
BR7802989A (pt) Processo para a preparacao de um composto
BR7802613A (pt) Processo para a preparacao de antranilamidas
BR7802320A (pt) Processo para a preparacao de monocloropinacolinas por cloracao de pinacolinas
BR7801949A (pt) Processo para a preparacao de acidos naftilaminohidroxis-sulfonicos
BR7801832A (pt) Processo para a preparacao de 2-hidroxibenzotiazol
BR7802172A (pt) Processo para a preparacao de zeolitos-a
BR7807332A (pt) Processo para a preparacao do ciclo-pentano
BR7805075A (pt) Processo para a preparacao de policarbonatos
BR7808448A (pt) Processo para a preparacao de 3-piridazonas